Halo Fixed Cog 1/8" 18t Silver MFPN=00.7018.171.000 Updated with a lighter wood

Updated with a lighter wood core for easier ascents and overall efficiency

Presta and Schrader compatible

Stability of the aero helmet is reinforced through ActiCage and In-Mold technologies

} Minion DHF is the standard by which all other aggressive mountain tires are measured

– Biodegradable

Halo Fixed Cog 1/8" 18t Silver MFPN=00.7018.171.000 Updated with a lighter woodCNC machined steel track cog, 1. 37"x24tpi (right handed) thread, 1 2" x 1 8" teeth Choose aluminum or steel lockrings, sold separately (HL 3891 or HL 3899) Model Fixed Cog Description Threaded Track Cog Hub 1. 37"x24tpi Teeth 18 Chain 1 8" Color Silver